Akademik

stillness
noun
1. (poetic) tranquil silence (Freq. 6)
-

the still of the night

Syn: ↑hush, ↑still
Derivationally related forms: ↑still (for: ↑still), ↑still, ↑hush (for: ↑hush)
Topics: ↑poetry, ↑poesy, ↑verse
Hypernyms: ↑silence, ↑quiet
2. calmness without winds (Freq. 1)
Syn: ↑windlessness
Derivationally related forms: ↑windless (for: ↑windlessness), ↑still
Hypernyms: ↑calmness
3. a state of no motion or movement
-

the utter motionlessness of a marble statue

Syn: ↑motionlessness, ↑lifelessness
Ant: ↑motion (for: ↑motionlessness)
Derivationally related forms: ↑lifeless (for: ↑lifelessness), ↑still, ↑motionless (for: ↑motionlessness)
Hypernyms: ↑state
Hyponyms: ↑stationariness, ↑immobility, ↑fixedness

Useful english dictionary. 2012.